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ErrorLib — Industrial Fault Code Library

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26048

Overvoltage during charging, KPP/KSP (axis)

Kuka · KR C4 Controller

What does 26048 mean?

This fault occurs when an overvoltage condition is detected during the charging phase of the KPP/KSP drive. This can be caused by an excessively high mains voltage or an insufficient number of connected capacitors, posing a risk to sensitive components.

Common Causes

  • Mains voltage being too high
  • Insufficient number of capacitors connected (too few modules) in the system

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Measure the incoming mains voltage — verify it is within the specified operating range.

  2. 2

    Verify the number of connected capacitor modules is adequate for the system configuration.

  3. 3

    Reinitialize the drive bus by cycling Power Off / Power On.

  4. 4

    Check the KPP module for any status indicators.

  5. 5

    Check the KSP module (improbable).

Browse all codes in this manual (21)
Verified technical data. Last updated: April 2026

Related Faults

26031Internal error, KPP/KSP (axis)26032IxT overload error, KPP/KSP (axis)26033Ground fault, KPP/KSP (axis)
Source: Kuka KR C4 Controller
Open Manual (Page 158)Search more codes in this manual